The Fresnel Lens is designed to attach to the magnetic mounts on the front of the P360. The Fresnel Lens allows you to focus/spot the beam of light to about 29° and intensifies the light by roughly 3x. Vendor Part # FLXA004

Diameter (of lens) 2" inches

Lighting Effect Focuses beam of light from 64° to 29°. Also increases the intensity and throw of the light.